Senior Java Engineer

Ciklum is looking for a Senior Java Engineer to join our team full-time in Ukraine.

We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live.

About the role:

We’re seeking a driven, self-starting Senior Java Engineer to own and enhance our backend systems. Among other technologies, you may work with some or many of the following:

• REST services
• Message queues and listeners
• Cron jobs
• Daemons that process asynchronous workloads
• AWS-based services
   

You’ll play a pivotal role in developing new features, our expansion into new markets and legal offerings, and in redefining how legal services are purchased and utilized. This will include, among other initiatives, automating processes and accelerating product releases.

Responsibilities:

• Design, develop, and maintain scalable backend solutions (REST APIs, background jobs, and integrations)
• Implement best practices for automated testing, deployment, and monitoring
• Optimize SQL queries and maintain data integrity across relational databases
• Collaborate cross-functionally to define and execute new features that delight our customers
• Deep dive into performance, maintainability, and extensibility challenges to drive continuous improvement
• Act as an owner for your projects, from ideation through production release and beyond

Requirements:

• 5+ years of experience building large-scale, high-performing backend services
• Proficiency in a strongly typed language (Java, C++, etc.)
• Solid grasp of dependency injection and RESTful API design
• Proven experience writing SQL and DDL (MySQL, Postgres, Oracle, Aurora, etc.) and working with high throughput production databases
• Ability to write clean, maintainable code and to provide constructive feedback in code reviews
• Skilled at experimenting with various approaches to loosely defined problems and iterating quickly toward the most effective solutions

Desirable:

• Java 8+ expertise and familiarity with the Spring ecosystem (Spring Boot, Spring MVC, Hibernate, AOP)
• Experience with AWS services like CodePipeline, CodeBuild, CloudFront, S3, Elastic Beanstalk, Lambda, EC2, etc
• NoSQL knowledge and relevant data modeling patterns

What’s in it for you?

• Strong community: Work alongside top professionals in a friendly, open-door environment
• Growth focus: Take on large-scale projects with a global impact and expand your expertise
• Tailored learning: Boost your skills with internal events (meetups, conferences, workshops), Udemy access, language courses, and company-paid certifications
• Endless opportunities: Explore diverse domains through internal mobility, finding the best fit to gain hands-on experience with cutting-edge technologies
• Flexibility: Enjoy radical flexibility – work remotely or from an office, your choice
• Care: We’ve got you covered with company-paid medical insurance, mental health support, and financial & legal consultations

About us:

At Ciklum, we are always exploring innovations, empowering each other to achieve more, and engineering solutions that matter. With us, you’ll work with cutting-edge technologies, contribute to impactful projects, and be part of a One Team culture that values collaboration and progress.

As one of Ukraine’s largest IT companies and a top employer recognized by Forbes, we’ve spent over 20 years delivering meaningful tech solutions. We proudly support diverse talent and military veterans, recognizing their unique skills and perspectives they bring to shaping the future.

Explore, empower, engineer with Ciklum!

Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.

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